Patent US3584060A successfully refreshed from Google Patents.
US3584060A
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Dehydrogenation with a catalytic composite containing platinum,rhenium and tin
Assignee: Universal Oil Products Co
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Filing: 1970-06-08
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Granted: 1971-06-08
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Expires: 1990-06-08
Abstract
Abstract DEHYDROGENATABLE HYDROCARBONS ARE DEHYDROGENATED BY CONTACTING THEM AT DEHYDROGENATION CONDITIONS WITH A CATALYTIC COMPOSITE COMPRISING A COMBINATION OF CATALYTICALLY EFFECTIVE AMOUNTS OF A PLATINUM GROUP COMPONENT, A RHENIUM COMPONENT AND A TIN COMPONENT WITH A POROUS CARRIER MATERIAL. IN A PREFERRED EMBODIMENT, THE CATALYST ALSO CONTAINS AN ALKALI OR ALKALINE EARCH COMPONENT. A SPECIFIC EXAMPLE OF THE CATALYTIC COMPOSITE USED IN THIS DEHYDROGENATION METHOD IS A COMBINATION OF A PLATINUM COMPONENT, A RHENIUM COMPONENT, A TIN COMPONENT AND AN ALKALI OR ALKALINE EARTH METAL WITH AN ALUMINA CARRIER MATERIAL.
Inventors
- 👤 Richard E Rausch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 06:27
CPC Classifications
C; C07; C07C; C07C5/00; C07C5/32; C07C5/327; C07C5/333; C07C5/3335; C07C5/3337; B; B01; B01J; B01J23/00; B01J23/38; B01J23/54; B01J23/56; B01J23/64; B01J23/656; B01J23/6567; C07C5/321; C07C5/324; C07C5/325; C07C2521/00; C07C2521/02; C07C2521/04; C07C2523/00; C07C2523/02; C07C2523/04; C07C2523/14; C07C2523/16; C07C2523/32; C07C2523/36; C07C2523/38; C07C2523/40; C07C2523/42; C07C2523/54; C07C2523/56; C07C2523/64; C07C2523/656
Claims Analysis
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-07 | 1974-12-07 | 1975-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-07 | 1978-12-07 | 1979-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-07 | 1982-12-07 | 1983-06-08 | $7700.00 | Window Closed / Lapsed |